#define _CRT_SECURE_NO_WARNINGS 1

/*
#define PTR int*

#include<stdio.h>
int main()
{
	//int arr[3 + 5] = { 0 };
	////printf("%d", arr[7]);
	//PTR a = arr;
	//printf("%d", *a);

	char s[20] = { 0 };
	scanf("%s", s);
	printf("%s", s);
	return 0;

}
*/

/*
#include<stdio.h>
int main()
{
	int n = 5;
	int k = 9;
	while (--n)
		k = k * 10 + 9;
	printf("%d", k);
	return 0;
}
*/

/*
#include<stdio.h>
#define n 2
#define m n+1
#define mun (m+1)*n/2
int main()
{
	printf("%d", mun);
	return 0;

}
*/

/*
#include<stdio.h>
#include<string.h>
int main()
{
	char s[] = "\\123456\123456\t";

	printf("%d",strlen(s));
	return 0;
}
*/

#include<stdio.h>
int main()
{
	//double f = 0;
	//if (f == 0)
	//	printf("1");

	return 0;
}